<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style type="text/css">
		.d1{
			color: red;
		}
		.d2{
			direction: rtl;
		}
		.d3{
			letter-spacing: 5px;
		}
		.d4{
			word-spacing: 50px;
		}
		.d5{
			line-height: 3;
		}
		.d6{
			text-indent: 2em;
		}
		.d7{
			text-align: center;
		}
		</style>
	</head>
	<body>
		<div class="d1">这是hello world</div>
		<div class="d2">这是hello world</div>
		<div class="d3">这是hello world</div>
		<div class="d4">这是hello world</div>
		<div class="d5">这是hello world</div>
		<div class="d6">这是hello world</div>
		<div class="d7">这是hello world</div>
	</body>
</html>
